CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH71427A
(en )
1916-08-01
Device for making plaster ceilings
CH73171A
(en )
1916-09-01
Device for the construction of walls by means of cladding
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH74730A
(en )
1917-04-02
Device for making ropes
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
AT71199B
(en )
1916-02-25
Device for the production of reinforced knitwear.
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH63782A
(en )
1914-02-16
Device for the production of artificial building blocks
CH67854A
(en )
1915-04-01
Process for the manufacture of concrete piles
CH72453A
(en )
1916-05-16
Process for the preparation of 1.5-diamido-2.6-dimercaptoanthraquinone
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH63578A
(en )
1914-02-02
Device for the production of black lead
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH75652A
(en )
1918-02-01
Device for making butter
CH69955A
(en )
1915-08-02
Process for the preparation of 4-chloro-1-oxyanthraquinone
CH71544A
(en )
1916-01-17
Process for the preparation of 4-methyl-1-oxyanthraquinone
CH59100A
(en )
1913-04-16
Device for the production of artificial stones
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH71191A
(en )
1915-12-01
Process for the production of methyl chloride
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH63494A
(en )
1914-02-02
Process for the production of components
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH57624A
(en )
1913-01-16
Device for the production of armature windings